What is new? Last 5 articles ...

Port security is feature that enable permit or deny traffic for end user PCs connected to access layer switch. Port security enable specify a group of valid MAC address on port. If maximum secure MAC address is reached then security violation modes lead to protect, restrict or shutdown of port.

In environment with 2 or more enabled routing protocols must be present mechanism for selection of routing sources that are learned. What routing protocol obtained routes for remote network will be introduced to routers routing table? That is a big question.

Administrative Distance in short AD is considered parameter that will break the tie and say about trustworthiness of routing source.

When data segment is encapsulated into packet appropriate PC must examine destination address when preparing frame creation. If destination IP is on same network as sending PC data are send to to appropriate host. Else data are sent to network interface that act as a default gateway.

After long time im decide to create Drupal web for support gain some more networking skills. This solution can share ideas and training topologies created by me during self study networking technology. I hope that this approach is useful also for other people around the world preparing for industrial certification or only for your private interest on this knowledge segment. Because this is my first blog content and also first greater web project your opinions are invited.